pteropod


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Related to pteropod: sea butterfly, pteropod ooze
Pteropodclick for a larger image
Fig. 261 Pteropod . General morphology.

pteropod

or

sea butterfly

a small gastropod mollusc found in the plankton, with the foot modified into wing-like structures used for swimming. Pteropods are known as ‘sea butterflies’ because of the appearance given to them by these expansions of the foot.
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Pteropods are an important food source for salmon, herring, mackerel, and other fish in the Pacific Ocean.
Pteropods, a valuable food source to both fish and birds, are one of the few species that build their shells from aragonite in the Antarctic Ocean.
Gelatinous phytoplanktonic organisms (jellyfish, siphonophores, ctenophores, pteropod mollusks, salps [thaliaceans]) can change the ionic balance within their tissues and so regulate their buoyancy.
Larvae of the pteropod Cavolinia inflexa exposed to aragonite undersaturation are viable but shell-less.
A decline or relocation of the pteropod population could spark a calamitous chain reaction throughout marine ecosystems.
But the captive pteropod, Cline limacina, provides a chemical that protects them both, report biologists James B.
Little animals called pteropod snails, or sea butterflies, living wild in the ocean have acid damage on their shells.
Modulation of swimming speed in the pteropod mollusc, Clione limacina: role of a compartmental serotonergic system.
This is usually the case, since high acid levels, which help dissolve the pteropod shells, are normally present only at great depths.
Shell growth rates of pteropod and heteropod molluscs and aragonite production in the open ocean: implications for the marine carbonate system.